package com.admin.web.controller.system;

import com.admin.common.annotation.Log;
import com.admin.common.constant.UserConstants;
import com.admin.common.core.controller.BaseController;
import com.admin.common.core.domain.AjaxResult;
import com.admin.common.core.domain.Ztree;
import com.admin.common.enums.BusinessType;
import com.admin.common.utils.StringUtils;
import com.admin.framework.util.ShiroUtils;
import com.admin.system.domain.SysDept;
import com.admin.system.domain.SysRole;
import com.admin.system.service.ISysDeptService;
import org.apache.shiro.authz.annotation.RequiresPermissions;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.ui.ModelMap;
import org.springframework.validation.annotation.Validated;
import org.springframework.web.bind.annotation.*;

import java.util.List;

/**
 * 部门信息
 *
 * @author fangchen
 */
@Controller
@RequestMapping("/system/dept")
public class SysDeptController extends BaseController {
    private String prefix = "system/dept";

    @Autowired
    private ISysDeptService deptService;

    @RequiresPermissions("system:dept:view")
    @GetMapping()
    public String dept() {
        return prefix + "/dept";
    }

    @RequiresPermissions("system:dept:list")
    @PostMapping("/list")
    @ResponseBody
    public List<SysDept> list(SysDept dept) {
        List<SysDept> deptList = deptService.selectDeptList( dept );
        return deptList;
    }

    /**
     * 新增部门
     */
    @GetMapping("/add/{parentId}")
    public String add(@PathVariable("parentId") Long parentId, ModelMap mmap) {
        mmap.put( "dept", deptService.selectDeptById( parentId ) );
        return prefix + "/add";
    }

    /**
     * 新增保存部门
     */
    @Log(title = "部门管理", businessType = BusinessType.INSERT)
    @RequiresPermissions("system:dept:add")
    @PostMapping("/add")
    @ResponseBody
    public AjaxResult addSave(@Validated SysDept dept) {
        if (UserConstants.DEPT_NAME_NOT_UNIQUE.equals( deptService.checkDeptNameUnique( dept ) )) {
            return error( "新增部门'" + dept.getDeptName() + "'失败，部门名称已存在" );
        }
        dept.setCreateBy( ShiroUtils.getLoginName() );
        return toAjax( deptService.insertDept( dept ) );
    }

    /**
     * 修改
     */
    @GetMapping("/edit/{deptId}")
    public String edit(@PathVariable("deptId") Long deptId, ModelMap mmap) {
        SysDept dept = deptService.selectDeptById( deptId );
        if (StringUtils.isNotNull( dept ) && 100L == deptId) {
            dept.setParentName( "无" );
        }
        mmap.put( "dept", dept );
        return prefix + "/edit";
    }

    /**
     * 保存
     */
    @Log(title = "部门管理", businessType = BusinessType.UPDATE)
    @RequiresPermissions("system:dept:edit")
    @PostMapping("/edit")
    @ResponseBody
    public AjaxResult editSave(@Validated SysDept dept) {
        if (UserConstants.DEPT_NAME_NOT_UNIQUE.equals( deptService.checkDeptNameUnique( dept ) )) {
            return error( "修改部门'" + dept.getDeptName() + "'失败，部门名称已存在" );
        } else if (dept.getParentId().equals( dept.getDeptId() )) {
            return error( "修改部门'" + dept.getDeptName() + "'失败，上级部门不能是自己" );
        }
        dept.setUpdateBy( ShiroUtils.getLoginName() );
        return toAjax( deptService.updateDept( dept ) );
    }

    /**
     * 删除
     */
    @Log(title = "部门管理", businessType = BusinessType.DELETE)
    @RequiresPermissions("system:dept:remove")
    @GetMapping("/remove/{deptId}")
    @ResponseBody
    public AjaxResult remove(@PathVariable("deptId") Long deptId) {
        if (deptService.selectDeptCount( deptId ) > 0) {
            return AjaxResult.warn( "存在下级部门,不允许删除" );
        }
        if (deptService.checkDeptExistUser( deptId )) {
            return AjaxResult.warn( "部门存在用户,不允许删除" );
        }
        return toAjax( deptService.deleteDeptById( deptId ) );
    }

    /**
     * 校验部门名称
     */
    @PostMapping("/checkDeptNameUnique")
    @ResponseBody
    public String checkDeptNameUnique(SysDept dept) {
        return deptService.checkDeptNameUnique( dept );
    }

    /**
     * 选择部门树
     */
    @GetMapping("/selectDeptTree/{deptId}")
    public String selectDeptTree(@PathVariable("deptId") Long deptId, ModelMap mmap) {
        mmap.put( "dept", deptService.selectDeptById( deptId ) );
        return prefix + "/tree";
    }

    /**
     * 加载部门列表树
     */
    @GetMapping("/treeData")
    @ResponseBody
    public List<Ztree> treeData() {
        List<Ztree> ztrees = deptService.selectDeptTree( new SysDept() );
        return ztrees;
    }

    /**
     * 加载角色部门（数据权限）列表树
     */
    @GetMapping("/roleDeptTreeData")
    @ResponseBody
    public List<Ztree> deptTreeData(SysRole role) {
        List<Ztree> ztrees = deptService.roleDeptTreeData( role );
        return ztrees;
    }
}
